SARBAINI, Weni. Design and validation of problem-based learning student worksheets for Pancasila and Civic Education: A case study in junior high school. International Journal of Advances in Educational Research, [S. l.], v. 1, n. 3, p. 121–129, 2025. DOI: 10.62941/ijaer.v1i3.117. Disponível em: https://pelitapublishing.com/index.php/ijaer/article/view/117. Acesso em: 27 jul. 2025.